package demo;

import org.junit.jupiter.api.Test;

import javax.validation.constraints.NotNull;
import java.util.concurrent.TimeUnit;

/**
 * @author zhuzi
 * 2022/8/20 21:25
 */
public class ObjectUtilsDemo {

    private static void run(@NotNull TimeUnit timeUnit) {
        System.out.println("s");
    }

    @Test
    public void objectNull() {
        run(null);

    }
}
